# The P-N Junction Diode

> When an n-type semiconductor is joined to a p-type semiconductor, the result is a p-n junction, the building block of nearly all semiconductor devices. From LEDs and solar cells to rectifiers in…

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## Full notes

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## More in Electronic Properties of Matter

- [Semiconductors and Doping](https://www.hlayiso.com/grade-12/technical-sciences/notes/electronic-properties-of-matter/semiconductors-and-doping) — Previous section
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## Frequently asked questions

### What will I learn in "The P-N Junction Diode"?

This section covers The P-N Junction Diode as part of Electronic Properties of Matter in Grade 12 Technical Sciences. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

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